package com.bac.rentmap.ad.flat.rating.item;

import com.bac.rentmap.ad.flat.FlatAd;

public interface RatingItemCalculator {
	/**
	 * @param flatAd
	 * @return above 0 is good
	 */
	long calculate(FlatAd flatAd);

	long getMaxPossibleRating();

	long getMinPossibleRating();
}
